
Solve It! Is △ABC congruent to △GHI?
How do you know? You may also use the canvas to help illustrate your thinking.

Take Note: Summarize CPCTC - Corresponding Parts of Congruent Triangles are Congruent.
Problem 1 Got It? Complete the proof on the canvas.
You may also complete your work on paper or on a whiteboard and upload a clear picture of it to the canvas.
Problem 2 Got It? Complete the proof on the canvas.
You may also complete your work on paper or on a whiteboard and upload a clear picture of it to the canvas.

Problem 2 Got It? Reasoning: If the landmark were not at sea level, would the method in Problem 2 work? Explain. You may also use the canvas to help illustrate your explanation.

Take Note: Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?